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BR9301484A - Processo para a preparacao de espumas duras compreendendo grupos uretano e poliisocianatos aromaticos - Google Patents

Processo para a preparacao de espumas duras compreendendo grupos uretano e poliisocianatos aromaticos

Info

Publication number
BR9301484A
BR9301484A BR9301484A BR9301484A BR9301484A BR 9301484 A BR9301484 A BR 9301484A BR 9301484 A BR9301484 A BR 9301484A BR 9301484 A BR9301484 A BR 9301484A BR 9301484 A BR9301484 A BR 9301484A
Authority
BR
Brazil
Prior art keywords
polyisocianates
uretan
aromatic
understanding
groups
Prior art date
Application number
BR9301484A
Other languages
English (en)
Inventor
Herbert Dr Gebauer
Pramod Dr Gupta
Christian Dr Koenig
Original Assignee
Bayer Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bayer Ag filed Critical Bayer Ag
Publication of BR9301484A publication Critical patent/BR9301484A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/2805—Compounds having only one group containing active hydrogen
    • C08G18/2815—Monohydroxy compounds
    • C08G18/283—Compounds containing ether groups, e.g. oxyalkylated monohydroxy compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/721—Two or more polyisocyanates not provided for in one single group C08G18/73 - C08G18/80
    • C08G18/727—Two or more polyisocyanates not provided for in one single group C08G18/73 - C08G18/80 comprising distillation residues or non-distilled raw phosgenation products
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/80—Masked polyisocyanates
    • C08G18/8003—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
    • C08G18/8006—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/80—Masked polyisocyanates
    • C08G18/8061—Masked polyisocyanates masked with compounds having only one group containing active hydrogen
    • C08G18/8064—Masked polyisocyanates masked with compounds having only one group containing active hydrogen with monohydroxy compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
    • C08G65/2603—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing oxygen
    • C08G65/2606—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing oxygen containing hydroxyl groups
    • C08G65/2609—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing oxygen containing hydroxyl groups containing aliphatic hydroxyl groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2110/00—Foam properties
    • C08G2110/0025—Foam properties rigid
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2110/00—Foam properties
    • C08G2110/0041—Foam properties having specified density
    • C08G2110/005—< 50kg/m3
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2115/00—Oligomerisation
    • C08G2115/02—Oligomerisation to isocyanurate groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
BR9301484A 1992-04-08 1993-04-07 Processo para a preparacao de espumas duras compreendendo grupos uretano e poliisocianatos aromaticos BR9301484A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4211774A DE4211774A1 (de) 1992-04-08 1992-04-08 Modifizierte aromatische Polyisocyanate und ihre Verwendung zur Herstellung von harten Urethangruppen aufweisenden Schaumstoffen

Publications (1)

Publication Number Publication Date
BR9301484A true BR9301484A (pt) 1993-10-13

Family

ID=6456372

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9301484A BR9301484A (pt) 1992-04-08 1993-04-07 Processo para a preparacao de espumas duras compreendendo grupos uretano e poliisocianatos aromaticos

Country Status (7)

Country Link
US (2) US5424386A (pt)
EP (1) EP0565931A1 (pt)
JP (1) JPH0641272A (pt)
BR (1) BR9301484A (pt)
CA (1) CA2093368A1 (pt)
DE (1) DE4211774A1 (pt)
MX (1) MX9301704A (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5428104A (en) * 1992-11-27 1995-06-27 Imperial Chemical Industries Plc Polyol compositions
US5464562A (en) * 1995-04-24 1995-11-07 Basf Corporation Polyoxyalkylene polyether monool polyurethane foam additive
DE69732038T2 (de) * 1996-07-18 2005-11-03 Kao Corp. Füllstoffe für papier
JP3105793B2 (ja) * 1996-08-13 2000-11-06 住友バイエルウレタン株式会社 硬質ポリウレタンフォームの製造方法および硬質ポリウレタンフォーム用組成物
BR9808273A (pt) * 1997-03-20 2000-05-16 Huntsman Ici Chem Llc Processo para preparar espumas de poliisocianurato modificado com uretano ou poluiretano rìgidas, e, composição reativa a isocianato polifuncional
DE19827086A1 (de) 1998-06-18 1999-12-23 Basf Ag Verfahren zur Aufarbeitung von Destillationsrückständen aus der Synthese von Toluylendiisocyanat
WO2001032732A1 (en) * 1999-11-02 2001-05-10 Huntsman International Llc Process for making rigid and flexible polyurethane foams
US7074844B2 (en) * 2000-03-17 2006-07-11 Yamaha Corporation Adhesives
DE102005041763A1 (de) * 2005-09-01 2007-03-08 Basf Ag Polyisocyanurat Hartschaum und Verfahren zur Herstellung
DE102006060181A1 (de) * 2006-12-18 2008-06-19 Bayer Materialscience Ag Verfahren zur Herstellung von Toluylendiisocyanat
CN102633651B (zh) 2011-01-27 2013-10-02 沧州丰源环保科技有限公司 从甲苯二异氰酸酯合成过程排放的焦油废渣回收甲苯二胺
JP6138253B2 (ja) 2012-07-11 2017-05-31 コベストロ、ドイチュラント、アクチエンゲゼルシャフトＣｏｖｅｓｔｒｏ Ｄｅｕｔｓｃｈｌａｎｄ Ａｇ イソシアネート製造において生じる蒸留残渣を処理する方法
WO2018023793A1 (en) * 2016-08-05 2018-02-08 Covestro Deutschland Ag Polyurethane foams comprising mixture obtained in production of tolylene diisocyanate(tdi) as bottoms residue
EP3558940B1 (de) 2016-12-21 2021-01-20 Covestro Intellectual Property GmbH & Co. KG Verfahren zur herstellung eines isocyanats

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE257827C (pt) *
GB1434917A (en) * 1972-06-02 1976-05-12 Ici Ltd Isocyanates
DE2850609A1 (de) * 1978-11-22 1980-06-12 Basf Ag Verfahren zur herstellung von stabilen fuellstoff-polyol-dispersionen
DE3928330A1 (de) * 1989-08-26 1991-02-28 Bayer Ag Fluessige polyisocyanatgemische, ein verfahren zu ihrer herstellung und ihrer verwendung bei der herstellung von polyurethanschaumstoffen
DE3941871A1 (de) * 1989-12-19 1991-06-20 Basf Ag Neue fluorkohlenstoff- und oxypropylenalkylethergruppen gebunden enthaltende ester, diese ester enthaltende emulsionen und deren verwendung zur herstellung von zellhaltigen kunststoffen nach dem polyisocyanat-polyadditionsverfahren
US5216042A (en) * 1991-07-10 1993-06-01 The Dow Chemical Company Process for preparing viscosity-stabilized reactive toluene diisocyanate distillation residues and blends thereof
DE4127514A1 (de) * 1991-08-20 1993-02-25 Bayer Ag Verfahren zur gewinnung von polyisocyanaten aus destillationsrueckstaenden der toluylendiisocyanatherstellung

Also Published As

Publication number Publication date
CA2093368A1 (en) 1993-10-09
JPH0641272A (ja) 1994-02-15
MX9301704A (es) 1993-10-01
EP0565931A1 (de) 1993-10-20
US5468783A (en) 1995-11-21
US5424386A (en) 1995-06-13
DE4211774A1 (de) 1993-10-14

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Legal Events

Date Code Title Description
EE Request for examination
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FA8 Dismissal: dismissal - article 36, par. 1 of industrial property law
B15K Others concerning applications: alteration of classification

Ipc: C08G 18/28 (2006.01), C08G 18/72 (2006.0